424121536664 has 16 divisors (see below), whose sum is σ = 908831864400. Its totient is φ = 181766372832.

The previous prime is 424121536651. The next prime is 424121536667. The reversal of 424121536664 is 466635121424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424121536667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3786799379 + ... + 3786799490.

It is an arithmetic number, because the mean of its divisors is an integer number (56801991525).

Almost surely, 2^424121536664 is an apocalyptic number.

It is an amenable number.

424121536664 is an abundant number, since it is smaller than the sum of its proper divisors (484710327736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424121536664 is a wasteful number, since it uses less digits than its factorization.

424121536664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7573598882 (or 7573598878 counting only the distinct ones).

The product of its digits is 829440, while the sum is 44.

The spelling of 424121536664 in words is "four hundred twenty-four billion, one hundred twenty-one million, five hundred thirty-six thousand, six hundred sixty-four".